JS method to modify the background color of the iframe page

2020-05-24 05:14:01
OfStack

This example shows how JS can modify the background color of iframe pages. Share with you for your reference. The details are as follows:

The following code demonstrates how to modify the embedded iframe background color in a web page with the JS code


<!DOCTYPE html>
<html>
<head>
<script>
function changeStyle()
{
var x=document.getElementById("myframe");
var y=(x.contentWindow || x.contentDocument);
if (y.document)y=y.document;
y.body.style.backgroundColor="#0000ff";
}
</script>
</head>
<body>
<iframe id="myframe" src="demo_iframe.htm">
<p>Your browser does not support iframes.</p>
</iframe>
<br><br>
<input type="button" onclick="changeStyle()" 
value="Change background color">
</body>
</html>

I hope this article has been helpful to your javascript programming.